by the SFLC (Software Freedom Law Center), covers four main areas - copyright questions - how to legally organize an open-source developers group - American patent law - U.S. trademark law
Kim Gräsman, January 2004 - how to flow context properties from client to server, and why it works the way it does. Unfortunately, it also unveils a couple of serious limitations.
Any peer-to-peer publishing system must provide a mechanism for efficiently locating published documents. For censorship resistant systems, it is particularly important that the lookup mechanism be difficult to disable or abuse.